A young couple was visiting a jewelry store, shopping for a new stone for a necklace.
They browsed through cases of magnificent diamonds with their gleaming yellow light along with many other splendid precious stones. Among those beautiful stones, one in particular caught the wife's eye.
It was completely lusterless and didn't seem to be in the right place.
"That is one terrible looking stone, do you see that?", she said. The curious husband asked a clerk if they could see the stone.
The clerk opened the case, took out the stone and held it in his hand for a few minutes.
When he opened it, there was a perfectly flawless stone. There was not a place on it that didn't gleam with the splendor of the rainbow.
"How did you do that?", they asked in surprise.
"This is an opal", he replied. "It is what we call...